Manufacturer of Non-Destructive Testing Systems
Down to a Science.
Building custom NDT systems since 1999, Salem Design & Manufacturing is your trusted NDT solutions partner.




1,000,000+ Parts Tested & Inspected
Who We Are
We’re a Manufacturer of Custom NDT Systems for Parts Inspections
Salem Design & Manufacturing is Ohio’s leading producer of non-destructive testing and inspection machines. Since 2004, we’ve helped world-class manufacturers minimize risk and ensure quality with fully custom NDT systems and reliable third-party services.
We help our clients do what they do — better.
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Non-Destructive Testing Solutions at Scale
Need it inspected? Just ask. We design and deliver custom NDT machines for projects of any size. Quality inspection starts with understanding product vulnerabilities and strategically placing inspection systems to catch defects before they become problems. Whether you’re inspecting thousands of components or millions of parts—we get it done right.

Eddy Current Systems
Turnkey systems can be built from one source to your application using a complete line of eddy current testers, instruments, and systems for non-destructive testing of metal components.
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Bar, Tube, Wire Systems
Tube inspection and processing equipment instantly detects defects such as cracks, inclusions or thickness variations at high speeds in round bars, square bars, and billets.
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Vision Systems
Vision inspection systems incorporate flexible programming and are capable of preprocessing, measuring, verifying, and inspecting parts simultaneously while sorting them at high speeds.
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Contact Our USA-Based Team
We manufacture industry-leading testing equipment and provide third-party NDT services that help reduce litigation risk for manufacturers and suppliers.
Some of our valued customers
Across a wide range of industries, leading companies rely on Salem Design & Manufacturing for custom-built NDT systems. Below are just a few examples of the partners we’ve proudly served.






Targeted Markets
Unlimited Applications & Solutions at Scale
From initial consultation to full-scale deployment, our engineers provide expert guidance, precise product selection, and tailored non-destructive testing solutions for any industry.
GRID-TIE SOLAR
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Learn moreSOLAR FOR community
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Learn moreSOLAR FOR AGRICULTURE
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Learn moreRESIDENTIAL SOLAR
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Learn moreTrust Salem Design & Manufacutring as your Solutions Provider
We’re ready to partner with you to build a custom non-destructive testing systems for your facility and help you maintain them so we can be the only NDT solutions manufacturer you need.
Testing & Inspection Insights
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